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Individual Calculations February 2023 |
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| Serafin, Franciszek Total change: 75.20 | |   |
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| VI Turniej Sylwestrowy - grupa A | Grodzisk Mazowiecki | POL | 2022-12-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1406 | 1204 | 2.50 | 5 | 1.09 | 40 | 43.60 | |
|  Niedzwiecki, Marek | | | 1464 | POL | 1.00 | 1 | 0.82 | 40 | 32.80 | |  Kicinska, Magdalena | | | 1482 | POL | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Sieniawski, Mateusz | | | 1281 | POL | 0.50 | 1 | 0.11 | 40 | 4.40 | | | Wierzgala, Krzysztof | | | 1684 | POL | 0.50 | 1 | 0.45 | 40 | 18.00 | | | Maciaszek, Stanislaw | | | 1118 | POL | 0.50 | 1 | -0.12 | 40 | -4.80 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | Ursynowski Festiwal Szachowy - Grupa A 2023 | Warszawa | POL | 2023-01-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1329 | 1204 | 1.50 | 5 | -0.29 | 40 | -11.60 | |
| | Matskevich, Varvara | | | 1590 | POL | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Krogulski, Maksymilian | | | 1380 | POL | 1.00 | 1 | 0.73 | 40 | 29.20 | | | Mazurek, Filip | | | 1383 | POL | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Klask, Franciszek | | | 1206 | POL | 0.00 | 1 | -0.50 | 40 | -20.00 | | | Kogut, Aleksander | | | 1086 | POL | 0.50 | 1 | -0.16 | 40 | -6.40 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | V Turniej Zimowy - grupa A | Grodzisk Mazowiecki | POL | 2023-01-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1345 | 1204 | 3.00 | 5 | 1.08 | 40 | 43.20 | |
| | Grochulski, Krzysztof | | | 1844 | POL | 0.50 | 1 | 0.49 | 40 | 19.60 | | | Twardowski, Karol | | | 1146 | POL | 0.50 | 1 | -0.08 | 40 | -3.20 | | | Nowatkiewicz, Piotr | | | 1054 | POL | 0.50 | 1 | -0.20 | 40 | -8.00 | | | Lesik, Sebastian | | | 1328 | POL | 1.00 | 1 | 0.67 | 40 | 26.80 | | | Etut, Filbert | | | 1352 | POL | 0.50 | 1 | 0.20 | 40 | 8.00 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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